How to say "Completely" in Japanese

When translating "completely" into Japanese, you must choose carefully between すっかり and うってかわって. In Japanese, すっかり (すっかり (sukkari)) is typically associated with "completely, entirely, all" (Syllabus Level: N3) and represents Adverb. Indicates something is entirely done, changed, or forgotten. Often implies a surprising or significant change. Emphasizes totality.. On the other hand, うってかわって (うってかわって (uttokawatte)) maps to "completely changed; entirely different; suddenly" (Syllabus Level: N2) and represents Used to describe a sudden and complete change in situation, atmosphere, or someone's attitude. Often implies a dramatic shift.. A literal translation of "completely" can often sound unnatural to native Japanese speakers if mixed up!